Please note: For the safe disposal of this product after use, please refer to your local and state government regulations or contact your local Waste Management Centre. These Gaate Butane Gas Canisters are a must have for camping and other outdoor adventures. They are used for various butane-fuelled appliances, such as stoves, heaters, lamps and more. These butane canisters feature Rim Vent Release (RVR) technology, which releases gas and balances pressure within the can to prevent explosions when the pressure rises over the normal level.